1891570304

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{10429}}^1$

素因数の和:10565

約数の個数: 64

約数和(自身を含む): 4095861000

約数和(自身を除く): 2204290696

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 208, 218, 416, 436, 832, 872, 1417, 1664, 1744, 2834, 3488, 5668, 6976, 10429, 11336, 13952, 20858, 22672, 41716, 45344, 83432, 90688, 135577, 166864, 181376, 271154, 333728, 542308, 667456, 1084616, 1136761, 1334912, 2169232, 2273522, 4338464, 4547044, 8676928, 9094088, 14777893, 17353856, 18188176, 29555786, 36376352, 59111572, 72752704, 118223144, 145505408, 236446288, 472892576, 945785152, 1891570304]

約数ペア:

[(1, 1891570304), (2, 945785152), (4, 472892576), (8, 236446288), (13, 145505408), (16, 118223144), (26, 72752704), (32, 59111572), (52, 36376352), (64, 29555786), (104, 18188176), (109, 17353856), (128, 14777893), (208, 9094088), (218, 8676928), (416, 4547044), (436, 4338464), (832, 2273522), (872, 2169232), (1417, 1334912), (1664, 1136761), (1744, 1084616), (2834, 667456), (3488, 542308), (5668, 333728), (6976, 271154), (10429, 181376), (11336, 166864), (13952, 135577), (20858, 90688), (22672, 83432), (41716, 45344)]